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Merge pull request #47 from alexlarsson/dm-plugin-ummount-when-removing

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Devicemapper: Unmount when removing device
This commit is contained in:
Michael Crosby 2013-11-19 10:24:44 -08:00
commit f4b3b7c055
1 changed files with 15 additions and 0 deletions
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15
graphdriver/devmapper/driver.go
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@ -61,6 +61,10 @@ func (d *Driver) Create(id string, parent string) error {
}
func (d *Driver) Remove(id string) error {
mp := path.Join(d.home, "mnt", id)
if err := d.unmount(id, mp); err != nil {
return err
}
return d.DeviceSet.RemoveDevice(id)
}
@ -90,3 +94,14 @@ func (d *Driver) mount(id, mountPoint string) error {
// Mount the device
return d.DeviceSet.MountDevice(id, mountPoint, false)
}
func (d *Driver) unmount(id, mountPoint string) error {
// If mountpoint is not mounted, do nothing
if mounted, err := Mounted(mountPoint); err != nil {
return fmt.Errorf("Error checking mountpoint: %s", err)
} else if !mounted {
return nil
}
// Unmount the device
return d.DeviceSet.UnmountDevice(id, mountPoint, true)
}